Home / 11,740.75-17,606.97-3,418.50

Finding the Fourth Proportional to 11,740.75, 17,606.97 and 3,418.50

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Solution

The fourth proportional to 11,740.75, 17,606.97 and 3,418.50 is: 5,126.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,740.75 : 17,606.97 = 3,418.50 : x
  2. Step 2: Convert to fraction form
    11,740.75/17,606.97 = 3,418.50/x
  3. Step 3: Cross multiply
    11,740.75x = 17,606.97 × 3,418.50
  4. Step 4: Simplify right side
    11,740.75x = 60,189,492.97
  5. Step 5: Solve for x
    x = 60,189,492.97/11,740.75
  6. Step 6: Final answer
    x = 5,126.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.